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Full-Text Articles in Biology

A Putative Dual Role For Yorkie In Hippo Pathway Signaling, Caroline Hall Apr 2016

A Putative Dual Role For Yorkie In Hippo Pathway Signaling, Caroline Hall

Senior Honors Projects

The Hippo pathway inactivates genes involved in organ size and when aberrant, can lead to cancer. To control organ size, the Hippo pathway inhibits Yorkie (Yki), a transcriptional coactivator that works with Scalloped (Sd), a DNA binding protein. When active, Yki translocates into the nucleus and initiates transcription. Conversely, when inactive, Yki remains in the cytoplasm. However, my work shows that cytoplasmic, inactive Yki interacts with other proteins in the Hippo pathway by recruiting them to the plasma membrane. Accordingly, this study challenges the notion that cytoplasmic Yki is inactive and instead, may play a dual role in the Hippo …


The Importance Of Epigenetic Phenomena In Regulating Activity Of The Genetic Material, Sin Chan Aug 2013

The Importance Of Epigenetic Phenomena In Regulating Activity Of The Genetic Material, Sin Chan

Senior Honors Projects

Genetics has taught us that genes are represented as discrete sequences within a larger DNA molecule found embedded within the chromosomes of a living cell. Collectively these chromosomes and their associated genes carry all of the instructions for life. Until recently, the prevailing thought has been that genes are destiny in the life of an individual since the genes carry the information that determines the general traits and characteristics associated with that individual. The relatively recent understanding of mechanisms that underlie epigenetic phenomena has led to a rethinking of this concept. Epigenetics describes cellular mechanisms that explain how two individuals …